Re: Proposal: generate_iterator functions

From: "Merlin Moncure" <mmoncure(at)gmail(dot)com>
To: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: "Pavel Stehule" <pavel(dot)stehule(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Proposal: generate_iterator functions
Date: 2007-10-18 19:13:28
Message-ID: b42b73150710181213l44bbff40u74313aef69758970@mail.gmail.com
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On 10/18/07, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> I don't much like either of those, because they seem misleading:
> what I'd expect from a function named that way is that it returns
> the *elements* of the array, not their subscripts.
>
> Come to think of it, do we have a way of doing that directly? If you
> only care about accessing the array elements, it seems like dealing in
> the subscripts is just notational tedium. Perhaps there should be
> array_expand(anyarray) returns setof anyelement, in addition to the
> subscript generation function.
>
> On the question of being too long, I could live with
> generate_subscripts().

how about array_iota?

merlin

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